Pat mixture of first 4 ingredients into a 9" deep dish pie
plate sprayed
with nonstick cooking spray. Spread with ricotta cheese. Brown
ground
beef, garlic and onion in olive oil in skillet, stirring frequently.
Add
bell peppers and carrot. Cook for 2 minutes or until tender. Add
tomatoes and tomato paste. Cook until bubbly, stirring often.
Spoon over
ricotta cheese. Sprinkle with mozzarella cheese.
Bake at 350F
for 20
minutes or until brown. Let stand for 5 minutes before serving.